A measuring cylinder contains 50 cm3 of water. A metal object of mass 81 g and density 2.7 g/cm3 is fully submerged. What is the new cylinder reading?
30 cm330\ \mathrm{cm^3}30 cm3
80 cm380\ \mathrm{cm^3}80 cm3
131 cm3131\ \mathrm{cm^3}131 cm3
219 cm3219\ \mathrm{cm^3}219 cm3
87 exam-style questions on Edexcel GCSE Physics 14.1 Density and states of matter, covering 14.1.1 Kinetic theory and states of matter, 14.1.2 Density, and 14.1.3 Density and changes of state. Each one has a worked solution and a mark scheme showing where the marks go.